[GCM] Adding a list of accounts present on the client to checkin request

google_apis/gcm/gcm_client.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GOOGLE_APIS_GCM_GCM_CLIENT_H_
 #define GOOGLE_APIS_GCM_GCM_CLIENT_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 124 matching lines @@
   // Begins initialization of the GCM Client.
   // |chrome_build_proto|: chrome info, i.e., version, channel and etc.
   // |store_path|: path to the GCM store.
   // |blocking_task_runner|: for running blocking file tasks.
   // |url_request_context_getter|: for url requests.
   // |delegate|: the delegate whose methods will be called asynchronously in
   //             response to events and messages.
   virtual void Initialize(
       const checkin_proto::ChromeBuildProto& chrome_build_proto,
       const base::FilePath& store_path,
+      const std::vector<std::string>& account_ids,
       const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner,
       const scoped_refptr<net::URLRequestContextGetter>&
           url_request_context_getter,
       Delegate* delegate) = 0;
 
   // Checks out of the GCM service. This will erase all the cached and persisted
   // data.
   virtual void CheckOut() = 0;
 
   // Registers the application for GCM. Delegate::OnRegisterFinished will be
@@ skipping 22 matching lines @@
                     const std::string& receiver_id,
                     const OutgoingMessage& message) = 0;
 
   // Returns true if GCM becomes ready.
   virtual bool IsReady() const = 0;
 };
 
 }  // namespace gcm
 
 #endif  // GOOGLE_APIS_GCM_GCM_CLIENT_H_